var nextImageHandled = function(request) {

	items=JSON.decode('('+request+')');

    // CHANGE IMAGES
	var focusimage = $("focusimage");
	focusimage.removeAttribute("src");	
	focusimage.setAttribute("src", "http://www.etcltd.co.uk/etc-backend/uploads/medium/medium_"+items.name);

	var big_focusimage = $("big_focusimage");
	big_focusimage.removeAttribute("href");	
	big_focusimage.setAttribute("href", "http://www.etcltd.co.uk/etc-backend/uploads/big/big_"+items.name);
	big_focusimage.setAttribute("title", items.caption);


	// ARROW VALUES
		
	$("next").setAttribute("value", items.next);
	
	$("previous").setAttribute("value", items.previous);

	// IMAGE COUNTER
	
	var imageCounter = $("image_counter");
	imageCounter.innerHTML = items.caption;

}


function nextImage() {

	var albumLink = $("albumlink").value;
	var str = $("next").value;

	var focusimage = $("focusimage");
	focusimage.removeAttribute("src");
	focusimage.set("src", "images/album_ajax_loader.gif");
	
	var url="albums_id.php";
	var next = "next";

var myRequest = new Request({method: 'post', url: 'albums_id.php', onSuccess: nextImageHandled });
myRequest.send("getimage="+str+"&next="+next+"&albumlink="+albumLink);

}


function previousImage() {

	var albumLink = $("albumlink").value;
	var str = $("previous").value;

	var focusimage = $("focusimage");
	focusimage.removeAttribute("src");
	focusimage.set("src", "images/album_ajax_loader.gif");
	
	var url="albums_id.php";

var myRequest = new Request({method: 'post', url: 'albums_id.php', onSuccess: nextImageHandled });
myRequest.send("getimage="+str+"&albumlink="+albumLink);

}

// SMALL ALBUM

var nextImageHandledSmall = function(request) {

	items=JSON.decode('('+request+')');

    // CHANGE IMAGES
	var focusimage = $("focusimage");
	focusimage.removeAttribute("src");	
	focusimage.setAttribute("src", "http://www.etcltd.co.uk/etc-backend/uploads/small/small_"+items.name);

	var big_focusimage = $("big_focusimage");
	big_focusimage.removeAttribute("href");	
	big_focusimage.setAttribute("href", "http://www.etcltd.co.uk/etc-backend/uploads/big/big_"+items.name);

	// ARROW VALUES
		
	$("next").setAttribute("value", items.next);
	
	$("previous").setAttribute("value", items.previous);

	// IMAGE COUNTER
	
	var imageCounter = $("image_counter");
	imageCounter.innerHTML = items.number;

}

function nextImageSmall() {

	var albumLink = $("albumlink").value;
	var str = $("next").value;

	var focusimage = $("focusimage");
	focusimage.removeAttribute("src");
	focusimage.set("src", "images/album_ajax_loader.gif");
	
	var url="albums_id.php";
	var next = "next";

var myRequest = new Request({method: 'post', url: 'albums_id.php', onSuccess: nextImageHandledSmall });
myRequest.send("getimage="+str+"&next="+next+"&albumlink="+albumLink);

}


function previousImageSmall() {

	var albumLink = $("albumlink").value;
	var str = $("previous").value;

	var focusimage = $("focusimage");
	focusimage.removeAttribute("src");
	focusimage.set("src", "images/album_ajax_loader.gif");
	
	var url="albums_id.php";

var myRequest = new Request({method: 'post', url: 'albums_id.php', onSuccess: nextImageHandledSmall });
myRequest.send("getimage="+str+"&albumlink="+albumLink);

}